|Dimensions|| Diameter: 56.44mm |
|Bearing size||Size I Tom Kuhn|
|Response system||1999 onwards: Tom Kuhn Turbo Discs|
Originally offered in both varnished and painted maple finishes, the Butterfly-profiled Sleep Machine was later offered in laminates and various custom paint schemes. In 2014, Tom Kuhn also began producing Sleep Machine yo-yos with new Mandala-style Filigree and Solar Flare laser engravings.